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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=57.103.84.114; envelope-from=mohamed@unpredictable.fr; helo=outbound.qs.icloud.com X-Spam_score_int: -3 X-Spam_score: -0.4 X-Spam_bar: / X-Spam_report: (-0.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.966, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.722, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @unpredictable.fr) X-ZM-MESSAGEID: 1772316627430158500 Content-Type: text/plain; charset="utf-8" When running with nested virt on, a minimum PMU is exposed by Hypervisor.fr= amework if a valid PMUVer register value is set. That PMU isn't exposed otherwise. Signed-off-by: Mohamed Mediouni --- target/arm/hvf/hvf.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/target/arm/hvf/hvf.c b/target/arm/hvf/hvf.c index be1ff93e0e..0f45e22221 100644 --- a/target/arm/hvf/hvf.c +++ b/target/arm/hvf/hvf.c @@ -879,6 +879,10 @@ static bool hvf_arm_get_host_cpu_features(ARMHostCPUFe= atures *ahcf) SET_IDREG(&host_isar, ID_AA64PFR1, GET_IDREG(&host_isar, ID_AA64PFR1) & ~R_ID_AA64PFR1_SME_MASK= ); =20 + if (hvf_nested_virt_enabled()) { + FIELD_DP64_IDREG(&host_isar, ID_AA64DFR0, PMUVER, 0x1); + } + ahcf->isar =3D host_isar; =20 /* --=20 2.50.1 (Apple Git-155)